code: def get_solver(cfg: omegaconf.DictConfig) -> StandardSolver:
      """Instantiate solver from config."""
      from .audiogen import AudioGenSolver
      from .compression import CompressionSolver
      from .musicgen import MusicGenSolver
      from .diffusion import DiffusionSolver
      from .magnet import MagnetSolver, AudioMagnetSolver
  
      klass = {
          "compression": CompressionSolver,
          "musicgen": MusicGenSolver,
          "audiogen": AudioGenSolver,
          "magnet": MagnetSolver,
          "audio_magnet": AudioMagnetSolver,
          "lm": MusicGenSolver,  # backward compatibility
          "diffusion": DiffusionSolver,
          "sound_lm": AudioGenSolver,  # backward compatibility
      }[cfg.solver]
      return klass(cfg)
  
imports: from enum import Enum
  import logging
  import typing
  import dora
  import flashy
  import omegaconf
  import torch
  from torch import nn
  from torch.optim import Optimizer
  from .base import StandardSolver
  from ..None import adversarial, data, losses, metrics, optim
  from ..utils.utils import dict_from_config, get_loader
label_desc: Use image node_id 1 for calling a global function with example usage: get_solver(cfg) and returns: klass